Number of nX7 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302471
Number of nX7 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =1934a(2) =21843a(3) =584333a(4) =12546601a(5) =278275383a(6) =6145486847a(7) =137317050228
External references
- oeis: A302471